An arc flash is defined as a hazardous explosion of energy from an electrical circuit, or a type of discharge that results from a low-impedance connection through air to ground or to another voltage ...

When Ralph Lee first called attention to the threat of arc-flash explosions in the early 1980s, he noted that an electric arc between metals is four times as hot as the surface of the sun. Perhaps ...

Most electrical workers today recognize that, in recent years, a major emphasis has been placed on arc flash hazard recognition. Depending on the maturity of your company’s electrical safety program, ...

An arc flash is a sudden discharge of energy, connecting a component with the ground or another voltage phase in the same system through the air. This discharge can result from loose connections, ...

It’s been a very long time, in fact 20 years, since OHSA has updated its arc flash guidance. “OSHA’s new guidance, issued on November 25, targets two major causes of arc flash injuries and fatalities, ...